. >>> disgraced cyclist lance armstrong has admitted what many say they already knew. not a single one of his seven tour de france titles would was a clean win. but in part two of his confession with oprah winfrey, we got a glimpse of why armstrong may be coming forward now. he teared up when he recalled telling his son not to defend his record anymore. watch this. >> you know, he can't -- yeah. that's when i knew i had to tell him. >> well, he also told oprah his cheating has cost him sponsorships worth about $75 million. be sure to watch, cnn presents "the world according to lance armstrong" tonight at a special time, 10:00 p.m. eastern right here on cnn. >>> if you're looking for excitement, you know where to find t. it's right here on cnn. it's in washington. it is the place to be. thousands of people are here to celebrate president barack obama's second inauguration. minutes from now, the kids' inaugural concert kicks off at the washington convention center. she is so lucky. brooke, i'm mad at you right now, a little bit jelly. >> i know. last weekend, inauguratio